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Mountable Printable Placard With Headband
A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.
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| Number | Title | Issue Date |
| 7864451 | Imaging lens and image pickup apparatus including the same An imaging lens includes first to fourth lens units in order from the object side to the image side. The first, third, and fourth lens units have a positive refractive power. The second and fifth lens units have a negative refractive power. During focusing from an o... | 01/04/2011 |
| 7791824 | Telephoto lens system Provided is a telephoto lens system. The telephoto lens system includes a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a third lens group having a positive refractive power, which are arranged seque... | 09/07/2010 |
| 7764441 | Lens having vibration proof function and imaging apparatus A telephoto lens having a vibration proof function is provided and includes: in order from an object side of the telephoto lens, a first lens group having a positive refractive power; a second lens group having a negative refractive power; and a third lens group hav... | 07/27/2010 |
| 7715116 | Telephoto lens system A telephoto lens system includes a positive first lens group, a positive second lens group, a diaphragm, a negative third lens group constituting a focusing lens group, and a positive fourth lens group. The first lens group includes a positive first lens element, a ... | 05/11/2010 |
| 7426083 | Imaging optical system and image capturing apparatus including imaging optical system At least one exemplary embodiment is directed to an imaging optical system which includes a first lens unit having a positive refractive power and a second lens unit having a negative refractive power. The first lens unit includes a first lens sub-unit including a s... | 09/16/2008 |
| 7418200 | Optical unit and imaging device A collapsible type optical unit is described that is capable of moving its optical system between a working position and a retracted position as well as an image-pickup apparatus including the optical unit. The optical unit and the image-pickup apparatus are capable... | 08/26/2008 |
| 7411745 | Large-aperture-ratio internal focusing telephoto lens The purpose is to provide a large-aperture-ratio internal focusing telephoto lens applicable to a wider photographing area by equipping a vibration reduction function capable to satisfactorily correct a camera shake and the like with securing superb optical performa... | 08/12/2008 |
| 7394601 | Optical system and optical apparatus including the same An optical system includes an optical member made of a solid material being a mixture prepared by dispersing inorganic particles in a transparent medium. The transparent medium and the inorganic particles of the solid material, and the volume ratio of the inorganic ... | 07/01/2008 |
| 7339752 | Image pick-up lens system An image pick-up lens system from an object side to an image side includes an aperture stop (10), and a meniscus-shaped lens (20) having a concave surface on the object side and a convex surface on the image side. The lens has at least one aspheric sur... | 03/04/2008 |
| 7310164 | Printer, printing control apparatus and printing system using unique job identifiers, and control method therefor When a command for the status response is issued from a host computer to a printer, a data-receipt administration portion adds, to the received command, an ID peculiar to each command, and stores the commands and the peculiar ID; and a data-transmission administrati... | 12/18/2007 |
| 7289274 | Telescopic zoom lens system A telescopic zoom lens system includes first through fourth lens groups, wherein upon zooming from the short to long focal length extremities, the first and fourth lens groups remain stationary, the second lens group moves toward the image side, and the third lens g... | 10/30/2007 |
| 7253973 | Image-pickup optical system An image-pickup optical system includes, from the object side to the image side, a first lens unit having positive optical power, an aperture stop, and a second lens unit. A diffractive optical element and a lens composed of extraordinary partial dispersion material... | 08/07/2007 |
| 7253972 | Telephoto lens system A telephoto lens system of a four-lens-group arrangement includes a negative first lens group, a positive or negative second lens group, a negative third lens group and a positive fourth lens group. The telephoto lens system of the four-lens-group arrangement is con... | 08/07/2007 |
| 7239455 | Telephoto lens A telephoto lens is provided and has three lens groups as a whole. A first lens group includes a first positive lens having a meniscus shape and having a convex surface on an object side thereof, a negative lens arranged on an image side of the first positive lens a... | 07/03/2007 |
| 7230775 | Electronic imaging system The invention relates to an electronic imaging system wherein an image pickup device is horizontally located while ensuring the space for a reflective member thereby achieving height, length and cost reductions. The imaging system comprises a taking lens and an imag... | 06/12/2007 |
| 7220064 | Coupling optical system for optical communications A coupling optical system for coupling light into an optical fiber of an optical communications system includes a liquid that includes a dispersion of microscopic particles and two transparent media that hold the liquid between them along an optical axis. The refrac... | 05/22/2007 |
| 7215480 | Variable-focus lens and image taking apparatus The present invention provides a variable-focus lens capable of freely changing the refractive power and operating with a reduced deterioration in performance and an image taking apparatus having a focal-length-variable image taking lens including the variable-focus... | 05/08/2007 |
| 7161699 | Printer apparatus and printer system using unique job indentifiers, and control method therefor When a command for the status response is issued from a host computer to a printer, a data-receipt administration portion adds, to the received command, an ID peculiar to each command, and stores the commands and the peculiar ID; and a data-transmission administrati... | 01/09/2007 |
| 7158253 | Printer, printing control apparatus and printing system using unique job identifiers, and control method therefor When a command for the status response is issued from a host computer to a printer, a data-receipt administration portion adds, to the received command, an ID peculiar to each command, and stores the commands and the peculiar ID; and a data-transmission administrati... | 01/02/2007 |
| 7145735 | Image pickup optical system and camera having it The present invention discloses an image pickup optical system which has a first lens unit with positive optical power, a second lens unit with negative optical power, a third lens unit with positive optical power, and a fourth lens unit in order from an object side... | 12/05/2006 |
| 7136237 | Optical system Provided is an optical system, in which various aberrations including chromatic aberrations are preferably corrected and which is easily manufactured and has a superior environmental resistance, comprising a solid material (GIT1) having two surfaces both on a... | 11/14/2006 |
| 7133221 | Lens system and optical device having the same A lens system has a plurality of lenses, a stop, and a diffractive surface, the entire lens system moves during focusing, and the lens system satisfies the condition of β≧0.5, where β is a maximum photographic magnification. ... | 11/07/2006 |
| 7057831 | Optical system An optical system of a telephoto type is disclosed, in which a refractive optical element made of a solid material that satisfiesνd | 06/06/2006 |
| 7054074 | Objective lens and optical pickup apparatus, information recording/reproducing apparatus An objective lens is configured of a first crown-glass lens and a second flint-glass lens, whereby it can exhibit substantially identical optical properties at a plurality of recording/reproducing light source wavelengths, particularly, in both 650 nm and 405 nm wav... | 05/30/2006 |
| 6992839 | Lens system and optical device having the same A lens system has a plurality of lenses, a stop, and a diffractive surface, the entire lens system moves during focusing, and the lens system satisfies the condition of β≧0.5, where β is a maximum photographic magnification. ... | 01/31/2006 |
| 6924949 | Lens system and optical device having the same A lens system has a plurality of lenses, a stop, and a diffractive surface, the entire lens system moves during focusing, and the lens system satisfies the condition of β≧0.5, where β is a maximum photographic magnification. ... | 08/02/2005 |
| 6873358 | Electronic zoom image input method An electronic zoom image input method that enables zooming without declining the resolution by receiving an input image transmitted through a fixed focal distance optical system having a function of compressing the circumferential part of the input image by means of... | 03/29/2005 |
| 6747814 | Wide-angle lens The present invention provides a high-performance, thin wide-angle lens suitable for imaging elements with high pixel counts. The wide-angle lens includes, from an object side to an image plane side: a first lens group including a first lens having a negative refrac... | 06/08/2004 |
| 6580568 | Telephoto lens system A telephoto lens system includes a positive first lens group, a negative second lens group and a positive third lens group. Upon focusing, the second lens group moves toward the image, and the telephoto lens system satisfies the following conditions: 1.35... | 06/17/2003 |
| 6563650 | Compact, telecentric projection lenses for use with pixelized panels Telecentric projection lenses for use with pixelized panels (PP) are provided. The projection lenses have a negative first unit (U1) which has at least one negative meniscus element (N1) having at least one aspheric surface and a positive second unit (U2)... | 05/13/2003 |
| 6549343 | Intermediate telephoto lens system An intermediate telephoto lens system includes a first lens group and a second lens group. The first lens group includes a first lens element, a second lens element, a third lens element, an aperture stop, cemented lens elements constituted by a fourth le... | 04/15/2003 |
| 6441968 | Zoom lens and video camera and electronic still camera using this A zoom lens comprising, in the order of an increasing distance from an object; a fixed first lens group (1) having a positive refractive power; a second lens group (2) containing an aspherical surface, having a negative refractive power and being in charg... | 08/27/2002 |
| 6414800 | Variable magnification optical system and camera having the same A variable magnification optical system includes, in order from an object side to an image side, a first lens unit of positive refractive power, a second lens unit of negative refractive power arranged to move along an optical axis during variation of mag... | 07/02/2002 |
| 6392817 | Rear focus type zoom lens and optical apparatus using the same A rear focus type zoom lens has, in succession from the object side, a first lens unit L1 of positive refractive power, a second lens unit L2 of negative refractive power, a third lens unit L3 of positive refractive power and a fourth lens unit L4 of posi... | 05/21/2002 |
| 6381079 | Optical system and optical apparatus having the same An optical system includes, in order from an object side to an image side, a first lens unit of positive optical power, and a second lens unit of negative refractive power, wherein focusing from an infinitely distant object to a closest object is effected... | 04/30/2002 |
| 6359738 | Two-group zoom lens system and display device having phototaking function The invention relates to a zoom lens system of two-group construction, one lens for each group, which is less susceptible to aberration variations even upon zooming and can be much more increased in terms of lens aperture and zoom ratio. The zoom lens sys... | 03/19/2002 |
| 6342972 | Wide-angle zoom lens system A wide-angle zoom lens system having a short optical total length not only at the wide-angle end but also at the telephoto end and a reduced telephoto ratio despite the fact that it has a high zoom ratio, with a view to achieving a reduction in size of ca... | 01/29/2002 |
| 6342975 | Zoom lens The object of the invention is to reduce the size of a camera by the provision of a zoom lens system which has a high zoom ratio and a small telephoto ratio at the wide-angle and telephoto end, and is simple in lens arrangement and reduced in size during ... | 01/29/2002 |
| 6317275 | Internal focusing telephoto lens The internal focusing telephoto lens includes a first lens group I of positive refractive power, a second lens group II of negative refractive power and a third lens group III of positive refractive power, arranged in order from an object side. The second... | 11/13/2001 |
| 6313955 | Rear-focusing telephoto lens system A rear-focusing telephoto lens system includes a positive front lens group, and a positive rear lens group, in this order from the object The front lens group includes at least two positive lens elements, each of which has a large-curvature convex surface... | 11/06/2001 |
